html
	head
		meta(http-equiv="content-type",content="text/html;charset=utf-8")
		title crypto
	body
		div
			div 加密
				form(method="GET",action="cipher")
					span key:
					br
					input(type="text",name="key")
					br
					span plaintext:
					br
					input(type="text",name="plaintext")
					br
					input(type="submit",value="加密")
			div 解密
				form(method="GET",action="decipher")
					span key:
					br
					input(type="text",name="key")
					br
					span plaintext:
					br
					input(type="text",name="plaintext")
					br
					input(type="submit",value="解密")